#include <stdio.h>
#include <math.h>
main()
{
    int i8, i5, i3, i2, i1, n8, n5, n3, n2, n1;
    float max=0, term;
    for(i8=0; i8<3; i8++)
     for(i5=0; i5<=(20-8*i8)/5; i5++)
      for(i3=0; i3<=(20-8*i8-5*i5)/3; i3++)
       for(i2=0; i2<=(20-8*i8-5*i5-3*i3)/2; i2++)
        {
            i1 = 20-8*i8-5*i5-3*i3-2*i2;
            term=2000.0 * pow((double)(1+0.0063 * 12),(double)i1)
                        * pow((double)(1+2*0.0066 * 12),(double)i2)
                        * pow((double)(1+3*0.0069 * 12),(double)i3)
                        * pow((double)(1+5*0.0075 * 12),(double)i5)
                        * pow((double)(1+8*0.0084 * 12),(double)i8);
         if(term>max)
         {
            max=term ; n1 = i1; n2 = i2; n3 = i3; n5 = i5; n8 = i8;
         }
        }
printf("For maxinum profit, he should so save his money in a bank:\n");
printf("   made fixed deposit for 8 year: %d times\n", n8);
printf("   made fixed deposit for 5 year: %d times\n", n5);
printf("   made fixed deposit for 3 year: %d times\n", n3);
printf("   made fixed deposit for 2 year: %d times\n", n2);
printf("   made fixed deposit for 1 year: %d times\n", n1);
printf("            Total: %.2f\n",max);

}